chore: stop tracking Claude Code local settings

Add .claude/settings.local.json to .gitignore to prevent tracking
local Claude Code configuration files.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: tmr08c

.claude/settings.local.json

@@ -58,6 +58,9 @@ typings/
 hugo-site/public/
 hugo-site/resources/
 
+# Claude Code local settings
+.claude/settings.local.json
+
 # Mac files
 .DS_Store